195‑15‑42221 Sun Gear is a precision planetary powertrain component specially engineered for Komatsu D375A mining bulldozer. Fabricated from high-strength forged alloy steel with carburized and quenched gear teeth, this sun gear delivers reliable high-torque power transmission and outstanding wear resistance in harsh mining and earthmoving working environments.
High-strength forged alloy steel, carburized and quenched for high surface hardness and wear resistance
Condition
Brand New – Genuine
Warranty
6 Months
Packaging
Standard Export Carton
Availability
Generally in stock
Features & Benefits
Genuine Komatsu sun gear manufactured to strict OEM metallurgical and dimensional standards
High-strength forged alloy steel with carburizing and quenching treatment for superior surface hardness
Precisely machined gear teeth for smooth meshing inside planetary final drive assembly
Excellent wear resistance and impact resistance to endure heavy shock torque during mining dozing
Low meshing noise and stable power transmission under continuous heavy-load operation
Complete dimensional and tooth profile inspection before shipment for reliable interchangeability
Direct-fit replacement component, no extra machining required during final drive overhaul
Compatible Machine
This sun gear component is compatible with:
Komatsu D375A Mining Bulldozer
If you’re unsure whether this part matches your machine, simply provide your machine serial number (S/N), and our technical team will verify compatibility before shipment.
Applications
The 195‑15‑42221 sun gear is a core planetary transmission component for Komatsu D375A heavy mining bulldozer, widely used in working scenarios:
Final drive planetary gear system repair and replacement for D375A bulldozer
Open-pit mining heavy pushing, ripping and bulk earthmoving operations
Quarry site road construction and ore stockpile management projects
Large-scale land reclamation and foundation excavation assignments
Preventive maintenance for high-hour bulldozers working in abrasive dusty mine sites
It serves as the central driving gear of the planetary group, transfers power efficiently and guarantees stable movement of the bulldozer under extreme loads.
Why Choose YLCM?
YLCM specializes in supplying genuine Komatsu, CAT and premium aftermarket spare parts to customers worldwide. We provide:
Genuine Komatsu original sun gear and equivalent high-quality aftermarket replacement parts
Strict pre-shipment dimensional and visual inspection for every powertrain & undercarriage component
Competitive factory-direct pricing
Fast worldwide delivery
Professional export-grade packaging
Dedicated technical support before and after sales
Extensive export experience serving customers in Russia, Southeast Asia, the Middle East, Africa, and South America
In addition to sun gears, we also supply hydraulic parts, undercarriage parts, engine components, electrical parts, filters, and a full range of heavy-equipment replacement parts.
Packaging & Shipping
Every sun gear is professionally packed to ensure safe international transportation. Packaging options include:
Moisture-proof anti-rust protective wrapping
Heavy-duty shock-absorbing padding to avoid bumping and gear tooth damage
Export-standard solid carton or wooden case
Sea freight
Railway transportation
Multimodal logistics solutions
Each unit is securely packaged to minimize abrasion, extrusion and deformation risks and ensure arrival in excellent condition.
Request a Quote
Looking for the 195‑15‑42221 SUN GEAR for KOMATSU D375A? Contact YLCM today to receive:
Latest quotation
Delivery lead time
Packing details
Shipping solution
Technical support
OEM part verification
Our experienced sales team will respond promptly with a competitive quotation and professional service tailored to your project requirements.
Frequently Asked Questions
Q: Is this a genuine Komatsu part? A: We can supply both genuine Komatsu original and high-quality aftermarket versions for 195‑15‑42221, to meet diverse customer needs and budget requirements. Please contact us if you have a specific preference, and we will be happy to assist.
Q: How do I confirm this part is correct for my machine? A: To ensure perfect compatibility, please provide your machine serial number (S/N) or the original part number to our team. We will verify the match for you promptly.
Q: What is the warranty on this product? A: This product comes with a standard 6-month warranty against manufacturing defects.
Q: What is the typical shipping time? A: This item is generally in stock. The final lead time will be confirmed when we provide your official quote, based on your destination and shipping method preference.
